(PECL gearman >= 0.5.0)
GearmanClient::setCreatedCallback — Set a callback for when a task is queued
public GearmanClient::setCreatedCallback ( string $callback ) : bool
Sets a function to be called when a task is received and queued by the Gearman job server. The callback should accept a single argument, a GearmanTask object.
callback
A function to call
Returns true
on success or false
on failure.
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https://www.php.net/manual/en/gearmanclient.setcreatedcallback.php